的标准误再进行t检验t,部分相关公式详见regress_ttest_,二乘ols一致regression_ols_,@数据表回归结果范例tcodey,6020607returnregression_ols_,media2024-03-20_wefcpvnqqtg5qgjaimage586,…

以上的股票列表index_ztlbnumcountdoption,n次股票个数范例tcode//,次股票个数setsysparampn_stockquot,quotsetsysparampn_date20241224t,index_ztlbnumcount0,…

以上的股票列表index_ztlbnumlistdoption,n次股票列表范例tcode//,次股票列表setsysparampn_stockquot,quotsetsysparampn_date20241224t,index_ztlbnumlist0,…

searchcontenttslkeyword=getastock_stylefactorbyendt%,f2quottarget=quot_blankquot,_stylefactorbyendtahtmstocks_stylefactorstocks,trtbodytablehtm范例tcode//,…

media2024-03-20_wefcpvnqqtg5qgjaimage569,quotimgregress_dwtestu,差为一维数组类型范例tcodeu,2019050136768returnregress_dwtestu,7874code参考refregress_cmlsref,…

每股收益=v1v2eps_yearrdate,media2024-01-08_igyqnpdpfidoi2hcimage739,@@实数每股收益范例tcode//,ov:=backupsystemparameters2setsysparampn_stocksz000002,eps20101231v2:=eps_year20120331,…

波动率计算异常由于cb_impliedvolatility底层,具体情况codesetsysparampn_stocksh110059,pn_date20250623t,cbim:=cb_impliedvolatilitynil,date20250628tret:=arrayt:=nday,…

+v2+v3threeexpenses_yearrdate,media2024-01-08_igyqnpdpfidoi2hcimage739,的三项费用合计范例tcode//,ov:=backupsystemparameters2setsysparampn_stocksz000002,:=threeexpenses_year20111231,…

的开盘价回归信息nspp_pgmbkname,的开盘价回归信息范例tcodereturn,media2024-01-08_igyqnpdpfidoi2hcimage670,…

使用与系统证券pn_stock系统,pn_date系统,pn_cycle复权,pn_rate和,aa+b范例tcode//,…